1. Swallowing or pretending to swallow knives.
2. Devouring knives; swallowing, or pretending to swallow, knives; applicable to people who have swallowed, or have seemed to swallow, knives with impunity.

Feeding on fragmented particulate or eating very small pieces, or particles, of organic matter: The unusual fish, known as a detritivore, is a bottom feeder in the slow moving water of the stream.

All species of life eventually die, and detritivores are a class of organisms that feed on dead bodies.

The various kinds of detritivores can themselves be divided into a food web, based on the feeding relationships among the species. In this sense, primary detritivores feed directly on the dead biomass, while secondary detritivores feed on these direct consumers of detritus.

1. A reference to creatures that eat dead organic tissues and organisms in an ecosystem: Desert buzzards are detritivorous birds, feeding on dead animals; such as, road kill or an animal accidentally killed by a passing vehicle.
2. Descriptive of feeding on fragmented particulate (particles) of organic matter: A certain species of fish were the most detritivorous in the small river, feeding off algae and other organic matter that accumulated on the bottom of the stream.
3. Pertaining to organisms which consume particulate substances as a means of existence important in certain ecosystems; such as, in aquatic environments: The water in the lake is kept clean by the detritivorous cleaning behavior of some of the fish that exist there.

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